Huawei Mate 90 Series: The End of Side Fingerprint Sensors for Advanced Ultrasonic Technology

The upcoming Huawei Mate 90 series is poised to redefine the biometric standards for flagship smartphones. Reports suggest that Huawei is finally preparing to move away from the traditional side-mounted fingerprint sensor that has characterized its devices for several generations. Instead, the company is shifting its focus toward integrating high-end ultrasonic technology, a move that promises to enhance both security and user convenience for the 2026 flagship lineup.

According to recent insights shared by the tech insider SmartPikachu on Weibo, Huawei has actively begun testing advanced unlocking security techniques across several new devices. The Huawei Mate 90 series was explicitly tagged in these leaks, suggesting that the development of an all-new ultrasonic fingerprint sensor is well underway. This transition marks a significant milestone in Huawei's hardware evolution, as it aims to match or exceed the biometric capabilities of global competitors.

The Shift from Capacitive to Ultrasonic Scanning

For years, the Chinese tech giant has relied on side-mounted scanners, which are typically capacitive sensors integrated into the power button. While these sensors are undeniably fast and functional even with thick screen protectors, they come with inherent drawbacks. On larger devices like the Mate series, reaching the side button can sometimes be awkward, and the placement often leads to accidental triggers when simply holding the phone.

Ultrasonic technology, however, represents the pinnacle of current biometric security. Unlike optical sensors that take a 2D photo of your finger, ultrasonic sensors use high-frequency sound waves to generate a detailed 3D map. This map captures the unique architecture of the fingerprint, including deep ridges and microscopic pores. Because it uses sound rather than light, the sensor can "see" through moisture or grime, making it far more reliable in real-world conditions.

Furthermore, the integration of an under-display ultrasonic sensor allows for a cleaner industrial design. By removing the need for a physical indentation on the side of the frame, Huawei can focus on more seamless aesthetics. This technology is also significantly harder to spoof with artificial fingerprint molds, providing a layer of security that meets the demands of modern enterprise and personal data protection.

While the leak focuses primarily on the fingerprint tech, it signals a broader trend for the Mate 90 series: a commitment to premium, high-performance hardware. As testing continues, we expect to see more details emerge regarding the display, camera systems, and internal processing power. For now, the prospect of a more secure and convenient unlocking experience is enough to keep tech enthusiasts eagerly awaiting the official debut.

Why is Huawei switching to ultrasonic sensors for the Mate 90?

Huawei is likely making the switch to provide a more premium, secure, and reliable biometric experience that aligns with the high-end status of the Mate series, moving away from the limitations of side-mounted capacitive sensors.

How does an ultrasonic fingerprint sensor work?

It uses high-frequency sound waves to bounce off the user's finger, creating a detailed 3D image of the fingerprint's ridges and valleys, which is much more secure than traditional 2D optical scanning.

Will the sensor work if my hands are wet?

Yes, one of the main advantages of ultrasonic technology is its ability to scan accurately even if the finger is wet, oily, or dirty, as the sound waves can penetrate these surface layers.

Does this mean the side power button will no longer scan fingerprints?

If the leak is accurate, the fingerprint scanning functionality will move from the side power button to an under-display location, though the button will still function for power and volume control.

Are ultrasonic sensors more secure than optical ones?

Yes, because they create a 3D map of the finger, they are significantly more difficult to bypass with photos or 2D replicas compared to optical sensors.

🔎 The transition to ultrasonic fingerprint technology in the Huawei Mate 90 series represents a major leap forward in mobile biometrics. By prioritizing 3D mapping and environmental reliability, Huawei is ensuring that its next generation of flagships offers not only top-tier performance but also the most robust security features available on the market today. As we look toward the 2026 release, this upgrade will undoubtedly be a key selling point for users seeking the perfect blend of innovation and safety.